PYLE PRO PZR50XA 5500 Watt 2 Channel DJ Rack Mount Power Amplifier 2750 Watts x 2 Power Amplifier - Dual Color LED Output Level Display - 4 Speaker Connections via Banana Plugs Dual Output Level Controls and Illumination - Stereo/Mono Selector - Heavy Duty Fan Cooling and Aluminum Heatsink Signal Indicators - Dual RCA and XLR-1/4" Combo Inputs - Ground Lift Switch" Protection and Clip Indicators - Power Supply:110V - Dimensions:5.19"H x 19"W x 15.38"D Power On/Off Switch - Stereo or Bridged Power Into 4 or 8 Ohms